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framing,
Do NOT fasten to d rywalt, particle
board, p aster or other such mater a sl
1. Finding
header bracket
mounting
location.
• Close garage door.
-Use
a pencil and level.
a) Mark center of garage door (one-half overall
width) on the wall with 6" vertical line at top
edge of door.
b) Continue this line on wall above door for
about 12" (Fig. 2-1, a).
• Raise garage door until top edge of door
reaches its maximum height (Fig. 2-2).
• With door at highest point.
- Measure height from top edge of door to floor
(Fig. 2-2).
• Close door again.
• Mark height measurement
on wall above door
(Fig. 2-1, c).
- Make your mark across vertical line made earlier.
• Add 2-1/2" to height mark just made on wall. This
is location for header bracket (Fig. 2-1, d).
Door springs are under high tension:
If spring or
its shaft is in the way, measure 2'1/2
above
spring or shaft onthe
garage door centerline
and
mark this height as your location for header
DoNOT
move door spring!
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2. Mounting
the header bracket.
• Hold header bracket against wall (Fig. 2-3).
• Position bracket as shown.
- Place center on vertical line,
- Bottom edge on final height line.
• Mark screw hole locations on wall.
• Drill 3/16" pilot holes at each screw hole mark.
- Fasten header bracket with 2 lag screws
(provided) (Fig. 2-3).
b)- extend
vertical line
d--0W-
highest
point
/
/
top of door
2q 12"
;;_ ;_ _I_Lii ZZZZZZZZZZZZZZZZZZZZZZZZZZIIII
NT OF TRAVEL
SECTIONAL
I
Iit
_
- -
\T=_C_
FROM
HERE
SECTIONAL
"
FIG. 2-2
Finding highest point of travel.
final height
mar#
2 1/2'
I
_q
al he ghtr-'L
--
t:_:;;
/
- rna k
u"
_
FIG. 2-3
Header bracket mounting (on header &
above header).
2
PN# 36420Supplement,
10/27/2008